# Auxiliary Current Switch , with Test Button, SPST-NO/NC, 5SL, 5SY, 5SP Series MCB & 5SU1 Series RCBO
**URL**: https://novapart.co/products/5ST3010-2/auxiliary-current-switch-with-test-button-spst-no
**SKU**: 5ST3010-2
**Manufacturer**: SIEMENS
**Category**: Circuit Protection || Circuit Breakers || Circuit Breaker Accessories
**Price**: €25.1400
**Stock**: 10+
## Specifications
| Parameter | Value |
|---|---|
| Product Range | SENTRON Series |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3556493/)
**5ST3010-2**
**Data sheet**
auxiliary switch with test button 1 NO + 1 NC for miniature circuit breakers 5SL, 5SY, 5SP, incorporated switch 5TL1, RCBO 5SU1 (without 5SU1…FP/FR), RCCB 5SV (for 5SU1, handle coupler 5ST3805-1 is required)
||auxiliary switch with test button 1 NO + 1 NC for miniature circuit breakers 5SL,
5SY, 5SP, incorporated switch 5TL1, RCBO 5SU1 (without 5SU1…FP/FR), RCCB
5SV (for 5SU1, handle coupler 5ST3805-1 is required)|
|---|---|
|**Model**
~~a~~||
|**product brand name**
~~a~~|SENTRON|
|**product designation**|auxiliaryswitches|
|**design of theproduct**|Mountable|
|**design of theproduct factory mounted**|No|
|**electrical endurance(operating cycles) typical**|10 000|
|**Voltage**
~~ee~~||
|insulation voltage rated value
~~ee~~|440 V
|
|**Current**
~~a~~||
|**operational current at DC rated value**
~~a~~|0.05 A
~~a~~|
|**Supply voltage**
~~a~~||
|**supply voltage at DC rated value**
~~a~~|~~a~~|
|● minimum|24 V|
|**operating voltage**||
|● at AC rated value minimum|24 V|
|● at DC rated value minimum|24 V|
|**protection class IP**|IP20|
|**Control current**
~~a~~||
|type of voltage of control voltage
~~a~~
~~a~~|AC/DC
~~a~~
~~a~~|
|**Product details**
~~a~~||
|**product component**
~~a~~|~~a~~|
|● auxiliaryswitch|Yes|
|**number of fault signal contacts**|0|
|**number of NC contacts**|1|
|**number of NO contacts**|1|
|**number of CO contacts**|0|
|**product extension can be mounted**|Universal|
|**product extension**|auxiliaryswitch|
|**Connections**
~~a~~||
|**connectable conductor cross-section**
~~a~~|~~a~~|
|● minimum|0.5 mm²|
|● maximum|2.5 mm²|
|**AWG number as coded connectable conductor cross**
**section**||
|● minimum|24|
|● maximum|12|
|**tightening torque with screw-type terminals**||
|● maximum
~~—~~|1 N·m
~~—~~|
|**Mechanical Design**
~~—~~||
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6/2/2026
|**height**||90 mm|90 mm||||
|---|---|---|---|---|---|---|
|**width**||9 mm|||||
|**depth**||70 mm|||||
|**number of modular width units**
1
~~OS~~|||||||
|**Net Weight**||68g|||||
|**Environmental conditions**|||||||
|**standard**||IEC/EN60947-5-1; IEC/EN62019; GB14048.5|||||
|**ambient temperature during operation**
● minimum
● maximum
ambient temperature duringstorage minimum
~~CS~~||-25 °C
55 °C
-40 °C|||||
|**Approvals Certificates**|||||||
|**Environment**||||**General Product Approval**|||
|Environmental Con-
firmations
Environmental Con-
firmations
~~_~~
~~—_~~|EPD||Miscellaneous
P~~D~~|||EAL|
|**General Product Approval**|||**other**|||**Railway**|
|Confirmation
~~—~~
Ce|es||||Confirmation
~~a~~|Special Test Certific-
ate|
|**Further information**
~~ee~~|||||||
|**Information on the packaging**|||||||
|https://support.industry.siemens.com/cs/ww/en/view/109813875|||||||
|**Information for data generation and storage**|||||||
|https://support.industry.siemens.com/cs/ww/en/view/109995012|||||||
|**Information- and Downloadcenter (Catalogs, Brochures,…)**|||||||
|https://www.siemens.com/lowvoltage/catalogs|||||||
|**Industry Mall (Online ordering system)**|||||||
|https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=5ST3010-2|||||||
|**Service&Support (Manuals, Certificates, Characteristics, FAQs,...)**|||||||
|https://support.industry.siemens.com/cs/ww/en/ps/5ST3010-2|||||||
|**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)**|||||||
|https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5ST3010-2|||||||
|**CAx-Online-Generator**|||||||
|https://www.siemens.com/cax|||||||
|**Tender specifications**|||||||
|https://www.siemens.com/specifications|||||||
|**Characteristic curves**|||||||
|https://curves.simaris.siemens.com/curves/|||||||
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## Links
- [View this product on Novapart](https://novapart.co/products/5ST3010-2/auxiliary-current-switch-with-test-button-spst-no)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/5st3010-2/circuit-breaker-accessories/dp/3556493)
---
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